//
// IProcessAsyncOperation.cs
//
// Author:
//   Lluis Sanchez Gual
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System;
using MonoDevelop.Core;
using MonoDevelop.Core.ProgressMonitoring;

namespace MonoDevelop.Core.Execution
{
	public interface IProcessAsyncOperation: IAsyncOperation, IDisposable
	{
		int ExitCode { get; }
		
		int ProcessId { get; }
	}

	public class NullProcessAsyncOperation : NullAsyncOperation, IProcessAsyncOperation
	{
		public NullProcessAsyncOperation (bool success) : base (success, false) {}
		public int ExitCode { get { return ((IAsyncOperation)this).Success? 0 : 1; } }
		public int ProcessId { get { return 0; } }
		
		void IDisposable.Dispose () {}
		
		public new static NullProcessAsyncOperation Success = new NullProcessAsyncOperation (true);
		public new static NullProcessAsyncOperation Failure = new NullProcessAsyncOperation (false);
	}
}
